Home / 7,868,824-11,790,187.16-4,785,488.59

Finding the Fourth Proportional to 7,868,824, 11,790,187.16 and 4,785,488.59

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Solution

The fourth proportional to 7,868,824, 11,790,187.16 and 4,785,488.59 is: 7,170,297.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,868,824 : 11,790,187.16 = 4,785,488.59 : x
  2. Step 2: Convert to fraction form
    7,868,824/11,790,187.16 = 4,785,488.59/x
  3. Step 3: Cross multiply
    7,868,824x = 11,790,187.16 × 4,785,488.59
  4. Step 4: Simplify right side
    7,868,824x = 56,421,806,086,705.32
  5. Step 5: Solve for x
    x = 56,421,806,086,705.32/7,868,824
  6. Step 6: Final answer
    x = 7,170,297.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.